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Finding the Fourth Proportional to 293,280.48, 404,723.52 and 165,952.80

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Solution

The fourth proportional to 293,280.48, 404,723.52 and 165,952.80 is: 229,012.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,280.48 : 404,723.52 = 165,952.80 : x
  2. Step 2: Convert to fraction form
    293,280.48/404,723.52 = 165,952.80/x
  3. Step 3: Cross multiply
    293,280.48x = 404,723.52 × 165,952.80
  4. Step 4: Simplify right side
    293,280.48x = 67,165,001,369.86
  5. Step 5: Solve for x
    x = 67,165,001,369.86/293,280.48
  6. Step 6: Final answer
    x = 229,012.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.